:root {
    --primary-color: #5D2E75;
    --primary-dark: #4A2560;
    --accent-color: #FFD700;
    --text-color: #333333;
    --text-light: #666666;
    --background-color: #FFFFFF;
    --background-light: #F8F9FA;
    --white: #FFFFFF;
    --border-color: #E0E0E0;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 10px 15px rgba(0, 0, 0, 0.15);
    --radius: 8px;
    --transition: all 0.3s ease;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Utilities */
.d-block { display: block; }
.mb-05 { margin-bottom: 0.5rem; }
.mb-1 { margin-bottom: 1rem; }
.mt-1 { margin-top: 1rem; }
.mt-3 { margin-top: 3rem; }
.m-0 { margin: 0; }
.p-0 { padding: 0; }
.w-100 { width: 100%; }
.text-center { text-align: center; }
.text-left { text-align: left; }
.mx-auto { margin-left: auto; margin-right: auto; }
.flex-gap-1 { display: flex; gap: 1rem; flex-wrap: wrap; }
.text-light-color { color: var(--text-light); }
.text-small { font-size: 0.9rem; }
.text-smaller { font-size: 0.8rem; }
.list-none { list-style: none; }

/* Layout */
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

section {
    padding: 4rem 0;
}

/* Header */
header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    max-width: 150px;
    height: auto;
}

nav ul {
    display: flex;
    gap: 2rem;
    align-items: center;
}

nav a {
    color: var(--text-color);
    font-weight: 500;
}

nav a:hover, nav a.active {
    color: var(--primary-color);
}

/* Mobile Menu Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    transition: var(--transition);
}

/* Buttons */
.btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
    text-align: center;
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    color: var(--white);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-white-outline {
    background-color: transparent;
    border: 2px solid var(--white);
    color: var(--white);
}

.btn-white-outline:hover {
    background-color: var(--white);
    color: var(--primary-color);
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
    padding: 2rem 0; /* Reduced padding */
    min-height: 80vh; /* Occupy significant viewport height */
    max-height: 700px; /* Prevent excessive height on large screens */
    overflow: hidden; /* Ensure no spillover */
}

.hero-content {
    flex: 1;
    padding-right: 2rem;
}

.hero-content h1 {
    font-size: 3.5rem; /* Slightly larger for impact */
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    line-height: 1.1;
    font-weight: 800;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    max-width: 90%;
}

.hero-image {
    flex: 1;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-hover); /* Enhanced shadow */
    height: 100%;
    max-height: 500px; /* Constrain image height specifically */
    display: flex; /* Fix for aligning carousel */
}

/* Carousel */
.carousel {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%; /* Ensure it fills container */
}

.carousel-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    height: 100%; /* Ensure it fills container */
}

.carousel img {
    min-width: 100%;
    height: 100%; /* Fill height */
    object-fit: cover; /* Maintain aspect ratio cover */
}

/* Features Section */
.features {
    background-color: var(--primary-color);
    color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: var(--radius);
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(5px);
}

.feature:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.2);
}

.feature .feature-image {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin-bottom: 1.5rem;
    border-radius: 50%;
    background: var(--white);
    padding: 10px;
}

.feature h2 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.feature p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

/* Testimonials */
.testimonials {
    background-color: var(--background-light);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto 3rem;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.testimonial:hover {
    box-shadow: var(--shadow-hover);
}

.stars {
    color: var(--accent-color);
    margin-bottom: 1rem;
}

.testimonial-user {
    display: flex;
    align-items: center;
    margin-top: 1.5rem;
    gap: 1rem;
}

.testimonial-user img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

/* Skincare Section */
.skincare-content {
    display: flex;
    align-items: center;
    gap: 4rem;
}

.skincare-text {
    flex: 1;
}

.skincare-image-container {
    flex: 1;
}

.skincare-image-container img {
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.search-form {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.search-input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 1rem;
}

/* Footer */
footer {
    background-color: var(--background-light);
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-column h3 {
    margin-bottom: 1.5rem;
    color: var(--primary-color);
}

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: var(--text-light);
}

.footer-column a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    color: var(--text-light);
}

/* Section with Large Side Image */
.section-grid-large-image {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 4rem;
    align-items: center;
}

@media (max-width: 992px) {
    .section-grid-large-image {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Responsive */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow);
        border-top: 1px solid var(--border-color);
    }

    nav ul.showing {
        display: flex;
    }

    .hero {
        flex-direction: column;
        text-align: center;
        max-height: none; /* Reset max-height for mobile stacking */
        min-height: auto;
        padding: 3rem 0;
    }

    .hero-image {
        max-height: 300px; /* Constrain image height on mobile */
        width: 100%;
        margin-top: 2rem;
    }

    .hero-content {
        padding-right: 0;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .skincare-content {
        flex-direction: column;
    }

    .search-form {
        flex-direction: column;
    }
}

/* Product Catalogue Styles */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2.5rem;
    justify-items: center; /* Center cards in their grid cells */
}

.card-container {
    perspective: 1000px;
    height: 380px; /* Reduced height */
    width: 100%;
    max-width: 300px; /* Constrain horizontal length */
    border-radius: var(--radius);
}

.card {
    position: relative;
    width: 100%;
    height: 100%;
    cursor: pointer;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.4, 0.2, 0.2, 1); /* Smoother, slightly faster flip */
    box-shadow: var(--shadow);
    border-radius: var(--radius);
}

.card:hover {
    transform: rotateY(180deg);
    box-shadow: var(--shadow-hover);
}

.card-front,
.card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: var(--radius);
    overflow: hidden;
}

.card-front {
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    padding: 1.5rem; /* Add padding to frame the image */
}

.card-back {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    transform: rotateY(180deg);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.card img {
    width: 100%;
    height: 100%;
    object-fit: contain; /* Ensure entire image is visible */
    transition: transform 0.5s ease;
    filter: drop-shadow(0 4px 6px rgba(0,0,0,0.1)); /* Add subtle shadow to image */
}

.card:hover .card-front img {
    transform: scale(1.05);
}

.card-back h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 2px solid var(--accent-color);
    padding-bottom: 0.5rem;
}

.card-back p {
    font-size: 1.1rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    opacity: 0.95;
}

/* Tables */
.product-table-container {
    overflow-x: auto;
    margin-top: 3rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.product-table {
    width: 100%;
    border-collapse: separate; /* Allows border radius on table */
    border-spacing: 0;
    background-color: var(--white);
    overflow: hidden;
}

.product-table th,
.product-table td {
    padding: 1.25rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.product-table th {
    background-color: var(--primary-color); /* Dark header */
    color: var(--white);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.9rem;
    cursor: default; /* Remove pointer if not sortable */
}

.product-table tr:last-child td {
    border-bottom: none;
}

.product-table tbody tr {
    transition: background-color 0.2s ease;
}

.product-table tbody tr:nth-child(even) {
    background-color: #f8f9fa; /* Zebra striping */
}

.product-table tbody tr:hover {
    background-color: rgba(93, 46, 117, 0.05); /* Primary color tint */
}

/* FAQ */
.faq {
    margin-top: 4rem;
}

.faq-item {
    margin-bottom: 1.5rem;
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.faq-question {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    font-size: 1.1rem;
}

.contact-form-section {
    background-color: var(--background-light);
    padding: 3rem;
    border-radius: var(--radius);
    margin-top: 4rem;
    text-align: center;
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    margin: 1rem 0;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    max-width: 400px;
}

/* Contact Page Styles */
.contact-hero {
    text-align: center;
    background-color: var(--background-light);
    padding: 4rem 0;
    border-bottom: 1px solid var(--border-color);
}

.contact-section {
    display: flex;
    flex-wrap: wrap;
    gap: 4rem;
    padding: 4rem 0;
}

.contact-details {
    flex: 1;
    min-width: 300px;
}

.contact-form-container {
    flex: 1;
    min-width: 300px;
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 1rem;
    max-width: 100%; /* Override max-width for contact form */
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

/* Blog Styles */
.blog-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin: 3rem 0;
}

.blog-title h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.blog-title p {
    color: var(--text-light);
}

.filter-buttons {
    display: flex;
    gap: 0.5rem;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    background: var(--white);
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.blog-card {
    display: flex;
    gap: 1.5rem;
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    transition: var(--transition);
}

.blog-card:hover {
    box-shadow: var(--shadow);
}

.blog-image {
    width: 200px;
    height: 150px;
    object-fit: cover;
    border-radius: var(--radius);
}

.blog-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.category {
    font-size: 0.8rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.blog-content h2 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.blog-content h2 a {
    color: var(--text-color);
}

.blog-content h2 a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.blog-subtitle {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    color: var(--text-light);
    font-size: 0.8rem;
}

.read-more {
    display: block;
    width: fit-content;
    margin: 2rem auto;
    padding: 0.75rem 1.5rem;
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
}

.read-more:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 3rem;
}

.page-btn {
    width: 2.5rem;
    height: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    background: var(--white);
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
}

.page-btn.active,
.page-btn:hover {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
}

@media (max-width: 768px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
    .blog-card {
        flex-direction: column;
    }
    .blog-image {
        width: 100%;
        height: 200px;
    }
}

/* Media Page Styles */
.section-header {
    text-align: center;
    margin-bottom: 2rem;
}

.section-header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.section-header p {
    color: var(--text-light);
    font-size: 1.1rem;
}

.media-grid, .reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.media-card, .report-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: var(--transition);
}

.media-card:hover, .report-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-5px);
}

.media-card h3, .report-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    color: var(--primary-color);
}

.media-card p {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.media-card a, .report-card a {
    font-weight: 600;
}

.report-card ul li {
    margin-bottom: 0.5rem;
}

.report-card ul li a {
    color: var(--text-light);
}

.report-card ul li a:hover {
    color: var(--primary-color);
}

/* Investor Page Styles */
.investor-section {
    margin-bottom: 4rem;
}

.investor-section h2 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    border-bottom: 2px solid var(--background-light);
    padding-bottom: 0.5rem;
}

.investor-section p, .investor-section ul {
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.investor-section ul {
    list-style: disc;
    padding-left: 1.5rem;
}

.investor-section ul li {
    margin-bottom: 0.5rem;
}

.investor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.investor-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 2rem;
    transition: var(--transition);
}

.investor-card:hover {
    box-shadow: var(--shadow);
    transform: translateY(-5px);
}

.investor-card h3 {
    margin-bottom: 1rem;
    font-size: 1.25rem;
    color: var(--primary-color);
}

.investor-card p {
    margin-bottom: 1.5rem;
}

.investor-card a {
    font-weight: 600;
}

/* Product Detail Styles */
.product-detail {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-top: 2rem;
}

.product-images {
    flex: 1 1 300px;
    max-width: 300px;
    border: 1px solid var(--border-color);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: var(--radius);
}

.product-info {
    flex: 1 1 500px;
}

.product-info h1 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.brand, .rating-and-reviews {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.rating-and-reviews span {
    margin-right: 8px;
}

.rating {
    color: #28a745;
    font-weight: bold;
}

.price-box {
    margin: 1rem 0;
    background: var(--background-light);
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

.price-box .price {
    font-size: 1.5rem;
    color: #e53935;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.price-box .mrp {
    color: var(--text-light);
    font-size: 0.9rem;
    text-decoration: line-through;
    margin-right: 8px;
}

.price-box .discount {
    color: #28a745;
    font-size: 0.9rem;
    font-weight: 600;
}

.buy-section {
    margin-top: 1rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.buy-section select {
    padding: 0.75rem;
    font-size: 0.9rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background-color: var(--white);
}

.buy-section button {
    background-color: #e53935;
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition);
}

.buy-section button:hover {
    background-color: #c62828;
}

.product-highlights {
    margin-top: 2rem;
}

.product-highlights h2 {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 1rem;
}

.product-highlights ul {
    list-style: disc;
    margin-left: 1.5rem;
    color: var(--text-color);
}

.additional-offers, .ratings-reviews {
    margin-top: 2rem;
}

.additional-offers h3,
.ratings-reviews h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.additional-offers p,
.ratings-reviews p {
    font-size: 0.9rem;
    color: var(--text-light);
}

.ratings-overview {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.ratings-overview .score {
    font-size: 2rem;
    color: #28a745;
    font-weight: bold;
}

.review {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
    margin-top: 1rem;
}

.review p {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.review .author {
    color: var(--text-color);
    font-weight: 600;
}

.review .date {
    color: var(--text-light);
    font-size: 0.8rem;
}

.similar-products {
    margin-top: 3rem;
    margin-bottom: 2rem;
}

.similar-products h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.similar-grid {
    display: flex;
    gap: 1rem;
    overflow-x: auto;
    padding-bottom: 1rem;
}

.similar-item {
    border: 1px solid var(--border-color);
    padding: 1rem;
    border-radius: var(--radius);
    text-align: center;
    width: 150px;
    flex-shrink: 0;
    background: var(--white);
}

.similar-item img {
    max-width: 100%;
    height: 100px;
    object-fit: cover;
    margin-bottom: 0.5rem;
}

.similar-item p {
    font-size: 0.9rem;
    margin: 0.25rem 0;
    color: var(--text-color);
}

.thumbnail-list {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

.thumbnail-list img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

.thumbnail-list img:hover {
    border-color: var(--primary-color);
}